1 files changed, 18 insertions, 0 deletions
diff --git a/libc-top-half/musl/src/fcntl/posix_fadvise.c b/libc-top-half/musl/src/fcntl/posix_fadvise.c
new file mode 100644
index 0000000..75b8e1a
--- /dev/null
+++ b/libc-top-half/musl/src/fcntl/posix_fadvise.c
@@ -0,0 +1,18 @@
+#include <fcntl.h>
+#include "syscall.h"
+
+int posix_fadvise(int fd, off_t base, off_t len, int advice)
+{
+#if defined(SYSCALL_FADVISE_6_ARG)
+	/* Some archs, at least arm and powerpc, have the syscall
+	 * arguments reordered to avoid needing 7 argument registers
+	 * due to 64-bit argument alignment. */
+	return -__syscall(SYS_fadvise, fd, advice,
+		__SYSCALL_LL_E(base), __SYSCALL_LL_E(len));
+#else
+	return -__syscall(SYS_fadvise, fd, __SYSCALL_LL_O(base),
+		__SYSCALL_LL_E(len), advice);
+#endif
+}
+
+weak_alias(posix_fadvise, posix_fadvise64);